Handle case where startup fails to connect to spa

custom_components/gecko/__init__.py

@@ -11,6 +11,7 @@
 from .spa_manager import GeckoSpaManager
 from homeassistant.config_entries import ConfigEntry
 from homeassistant.core import Config, HomeAssistant
+from homeassistant.exceptions import ConfigEntryNotReady
 
 from .const import (
     CONF_SPA_ADDRESS,
@@ -82,7 +83,12 @@ async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry):
     await spaman.__aenter__()
     # We always wait for the facade because otherwise the
     # device info is not available for the first entity
-    await spaman.wait_for_facade()
+    if not await spaman.wait_for_facade():
+        _LOGGER.error(
+            "Failed to connect to spa %s address %s", spa_identifier, spa_address
+        )
+        raise ConfigEntryNotReady
+
     hass.data[DOMAIN][entry.entry_id] = spaman
 
     entry.async_on_unload(entry.add_update_listener(async_reload_entry))